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调查了该厂350MW汽轮机组轴承振动的原因,发现1号机的4号轴承球面无紧力是主要原因,2号轴承座基础下沉是导致轴系中心恶化的成因。采取相应措施后消除了振动。
Investigated the factory 350MW turbine bearing vibration reasons and found that No. 1 bearing 4 ball bearing tightness is the main reason for the sinking of No. 2 bearing base is the cause of shaft center deterioration. Take appropriate measures to eliminate the vibration.